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Merge pull request #2633 from rmccampbell/unicode_fix 

Unicode fix
pull/2626/head^2
Kim Kulling 2019-09-06 11:28:57 +02:00 committed by GitHub
parent 9b897a8e8d 6661e7047a
commit 1a8375f925
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 60 additions and 101 deletions
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161
code/Common/DefaultIOSystem.cpp
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@ -61,83 +61,66 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
using namespace Assimp;
// maximum path length
// XXX http://insanecoding.blogspot.com/2007/11/pathmax-simply-isnt.html
#ifdef PATH_MAX
# define PATHLIMIT PATH_MAX
#else
# define PATHLIMIT 4096
#ifdef _WIN32
static std::wstring Utf8ToWide(const char* in)
{
int size = MultiByteToWideChar(CP_UTF8, 0, in, -1, nullptr, 0);
// size includes terminating null; std::wstring adds null automatically
std::wstring out(static_cast<size_t>(size) - 1, L'\0');
MultiByteToWideChar(CP_UTF8, 0, in, -1, &out[0], size);
return out;
}
static std::string WideToUtf8(const wchar_t* in)
{
int size = WideCharToMultiByte(CP_UTF8, 0, in, -1, nullptr, 0, nullptr, nullptr);
// size includes terminating null; std::string adds null automatically
std::string out(static_cast<size_t>(size) - 1, '\0');
WideCharToMultiByte(CP_UTF8, 0, in, -1, &out[0], size, nullptr, nullptr);
return out;
}
#endif
// ------------------------------------------------------------------------------------------------
// Tests for the existence of a file at the given path.
bool DefaultIOSystem::Exists( const char* pFile) const
bool DefaultIOSystem::Exists(const char* pFile) const
{
#ifdef _WIN32
wchar_t fileName16[PATHLIMIT];
#ifndef WindowsStore
bool isUnicode = IsTextUnicode(pFile, static_cast<int>(strlen(pFile)), NULL) != 0;
if (isUnicode) {
MultiByteToWideChar(CP_UTF8, MB_PRECOMPOSED, pFile, -1, fileName16, PATHLIMIT);
struct __stat64 filestat;
if (0 != _wstat64(fileName16, &filestat)) {
return false;
}
} else {
#endif
FILE* file = ::fopen(pFile, "rb");
if (!file)
return false;
::fclose(file);
#ifndef WindowsStore
struct __stat64 filestat;
if (_wstat64(Utf8ToWide(pFile).c_str(), &filestat) != 0) {
return false;
}
#endif
#else
FILE* file = ::fopen( pFile, "rb");
if( !file)
FILE* file = ::fopen(pFile, "rb");
if (!file)
return false;
::fclose( file);
::fclose(file);
#endif
return true;
}
// ------------------------------------------------------------------------------------------------
// Open a new file with a given path.
IOStream* DefaultIOSystem::Open( const char* strFile, const char* strMode)
IOStream* DefaultIOSystem::Open(const char* strFile, const char* strMode)
{
ai_assert(NULL != strFile);
ai_assert(NULL != strMode);
ai_assert(strFile != nullptr);
ai_assert(strMode != nullptr);
FILE* file;
#ifdef _WIN32
wchar_t fileName16[PATHLIMIT];
#ifndef WindowsStore
bool isUnicode = IsTextUnicode(strFile, static_cast<int>(strlen(strFile)), NULL) != 0;
if (isUnicode) {
MultiByteToWideChar(CP_UTF8, MB_PRECOMPOSED, strFile, -1, fileName16, PATHLIMIT);
std::string mode8(strMode);
file = ::_wfopen(fileName16, std::wstring(mode8.begin(), mode8.end()).c_str());
} else {
#endif
file = ::fopen(strFile, strMode);
#ifndef WindowsStore
}
#endif
file = ::_wfopen(Utf8ToWide(strFile).c_str(), Utf8ToWide(strMode).c_str());
#else
file = ::fopen(strFile, strMode);
#endif
if (nullptr == file)
if (!file)
return nullptr;
return new DefaultIOStream(file, (std::string) strFile);
return new DefaultIOStream(file, strFile);
}
// ------------------------------------------------------------------------------------------------
// Closes the given file and releases all resources associated with it.
void DefaultIOSystem::Close( IOStream* pFile)
void DefaultIOSystem::Close(IOStream* pFile)
{
delete pFile;
}
@ -155,78 +138,56 @@ char DefaultIOSystem::getOsSeparator() const
// ------------------------------------------------------------------------------------------------
// IOSystem default implementation (ComparePaths isn't a pure virtual function)
bool IOSystem::ComparePaths (const char* one, const char* second) const
bool IOSystem::ComparePaths(const char* one, const char* second) const
{
return !ASSIMP_stricmp(one,second);
return !ASSIMP_stricmp(one, second);
}
// ------------------------------------------------------------------------------------------------
// Convert a relative path into an absolute path
inline static void MakeAbsolutePath (const char* in, char* _out)
inline static std::string MakeAbsolutePath(const char* in)
{
ai_assert(in && _out);
#if defined( _MSC_VER ) || defined( __MINGW32__ )
#ifndef WindowsStore
bool isUnicode = IsTextUnicode(in, static_cast<int>(strlen(in)), NULL) != 0;
if (isUnicode) {
wchar_t out16[PATHLIMIT];
wchar_t in16[PATHLIMIT];
MultiByteToWideChar(CP_UTF8, MB_PRECOMPOSED, in, -1, out16, PATHLIMIT);
wchar_t* ret = ::_wfullpath(out16, in16, PATHLIMIT);
if (ret) {
WideCharToMultiByte(CP_UTF8, MB_PRECOMPOSED, out16, -1, _out, PATHLIMIT, nullptr, nullptr);
}
if (!ret) {
// preserve the input path, maybe someone else is able to fix
// the path before it is accessed (e.g. our file system filter)
ASSIMP_LOG_WARN_F("Invalid path: ", std::string(in));
strcpy(_out, in);
}
} else {
#endif
char* ret = :: _fullpath(_out, in, PATHLIMIT);
if (!ret) {
// preserve the input path, maybe someone else is able to fix
// the path before it is accessed (e.g. our file system filter)
ASSIMP_LOG_WARN_F("Invalid path: ", std::string(in));
strcpy(_out, in);
}
#ifndef WindowsStore
ai_assert(in);
std::string out;
#ifdef _WIN32
wchar_t* ret = ::_wfullpath(nullptr, Utf8ToWide(in).c_str(), 0);
if (ret) {
out = WideToUtf8(ret);
free(ret);
}
#else
char* ret = realpath(in, nullptr);
if (ret) {
out = ret;
free(ret);
}
#endif
#else
// use realpath
char* ret = realpath(in, _out);
if(!ret) {
if (!ret) {
// preserve the input path, maybe someone else is able to fix
// the path before it is accessed (e.g. our file system filter)
ASSIMP_LOG_WARN_F("Invalid path: ", std::string(in));
strcpy(_out,in);
out = in;
}
#endif
return out;
}
// ------------------------------------------------------------------------------------------------
// DefaultIOSystem's more specialized implementation
bool DefaultIOSystem::ComparePaths (const char* one, const char* second) const
bool DefaultIOSystem::ComparePaths(const char* one, const char* second) const
{
// chances are quite good both paths are formatted identically,
// so we can hopefully return here already
if( !ASSIMP_stricmp(one,second) )
if (!ASSIMP_stricmp(one, second))
return true;
char temp1[PATHLIMIT];
char temp2[PATHLIMIT];
std::string temp1 = MakeAbsolutePath(one);
std::string temp2 = MakeAbsolutePath(second);
MakeAbsolutePath (one, temp1);
MakeAbsolutePath (second, temp2);
return !ASSIMP_stricmp(temp1,temp2);
return !ASSIMP_stricmp(temp1, temp2);
}
// ------------------------------------------------------------------------------------------------
std::string DefaultIOSystem::fileName( const std::string &path )
std::string DefaultIOSystem::fileName(const std::string& path)
{
std::string ret = path;
std::size_t last = ret.find_last_of("\\/");
@ -235,16 +196,16 @@ std::string DefaultIOSystem::fileName( const std::string &path )
}
// ------------------------------------------------------------------------------------------------
std::string DefaultIOSystem::completeBaseName( const std::string &path )
std::string DefaultIOSystem::completeBaseName(const std::string& path)
{
std::string ret = fileName(path);
std::size_t pos = ret.find_last_of('.');
if(pos != ret.npos) ret = ret.substr(0, pos);
if (pos != std::string::npos) ret = ret.substr(0, pos);
return ret;
}
// ------------------------------------------------------------------------------------------------
std::string DefaultIOSystem::absolutePath( const std::string &path )
std::string DefaultIOSystem::absolutePath(const std::string& path)
{
std::string ret = path;
std::size_t last = ret.find_last_of("\\/");
@ -253,5 +214,3 @@ std::string DefaultIOSystem::absolutePath( const std::string &path )
}
// ------------------------------------------------------------------------------------------------
#undef PATHLIMIT